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1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*
3 : * This file is part of the LibreOffice project.
4 : *
5 : * This Source Code Form is subject to the terms of the Mozilla Public
6 : * License, v. 2.0. If a copy of the MPL was not distributed with this
7 : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 : *
9 : * This file incorporates work covered by the following license notice:
10 : *
11 : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : * contributor license agreements. See the NOTICE file distributed
13 : * with this work for additional information regarding copyright
14 : * ownership. The ASF licenses this file to you under the Apache
15 : * License, Version 2.0 (the "License"); you may not use this file
16 : * except in compliance with the License. You may obtain a copy of
17 : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : */
19 :
20 : #include <svx/sdr/contact/objectcontact.hxx>
21 : #include <tools/debug.hxx>
22 : #include <svx/sdr/contact/viewobjectcontact.hxx>
23 : #include <svx/svdpage.hxx>
24 : #include <svx/sdr/contact/viewcontact.hxx>
25 : #include <basegfx/matrix/b2dhommatrix.hxx>
26 : #include <svx/sdr/animation/objectanimator.hxx>
27 :
28 : #include "eventhandler.hxx"
29 :
30 : using namespace com::sun::star;
31 :
32 : namespace sdr
33 : {
34 : namespace contact
35 : {
36 3777 : ObjectContact::ObjectContact()
37 : : maViewObjectContactVector(),
38 : maPrimitiveAnimator(),
39 : mpEventHandler(0),
40 : mpViewObjectContactRedirector(0),
41 : maViewInformation2D(uno::Sequence< beans::PropertyValue >()),
42 3777 : mbIsPreviewRenderer(false)
43 : {
44 3777 : }
45 :
46 7508 : ObjectContact::~ObjectContact()
47 : {
48 : // get rid of all registered contacts
49 : // #i84257# To avoid that each 'delete pCandidate' again uses
50 : // the local RemoveViewObjectContact with a search and removal in the
51 : // vector, simply copy and clear local vector.
52 3754 : std::vector< ViewObjectContact* > aLocalVOCList(maViewObjectContactVector);
53 3754 : maViewObjectContactVector.clear();
54 :
55 67806 : while(!aLocalVOCList.empty())
56 : {
57 60298 : ViewObjectContact* pCandidate = aLocalVOCList.back();
58 60298 : aLocalVOCList.pop_back();
59 : DBG_ASSERT(pCandidate, "Corrupted ViewObjectContactList (!)");
60 :
61 : // ViewObjectContacts only make sense with View and Object contacts.
62 : // When the contact to the SdrObject is deleted like in this case,
63 : // all ViewObjectContacts can be deleted, too.
64 60298 : delete pCandidate;
65 : }
66 :
67 : // assert when there were new entries added during deletion
68 : DBG_ASSERT(maViewObjectContactVector.empty(), "Corrupted ViewObjectContactList (!)");
69 :
70 : // delete the EventHandler. This will destroy all still contained events.
71 3754 : DeleteEventHandler();
72 3754 : }
73 :
74 : // LazyInvalidate request. Default implementation directly handles
75 : // this by calling back triggerLazyInvalidate() at the VOC
76 0 : void ObjectContact::setLazyInvalidate(ViewObjectContact& rVOC)
77 : {
78 0 : rVOC.triggerLazyInvalidate();
79 0 : }
80 :
81 : // call this to support evtl. preparations for repaint. Default does nothing
82 0 : void ObjectContact::PrepareProcessDisplay()
83 : {
84 0 : }
85 :
86 : // A new ViewObjectContact was created and shall be remembered.
87 62536 : void ObjectContact::AddViewObjectContact(ViewObjectContact& rVOContact)
88 : {
89 62536 : maViewObjectContactVector.push_back(&rVOContact);
90 62536 : }
91 :
92 : // A ViewObjectContact was deleted and shall be forgotten.
93 60791 : void ObjectContact::RemoveViewObjectContact(ViewObjectContact& rVOContact)
94 : {
95 60791 : std::vector< ViewObjectContact* >::iterator aFindResult = std::find(maViewObjectContactVector.begin(), maViewObjectContactVector.end(), &rVOContact);
96 :
97 60791 : if(aFindResult != maViewObjectContactVector.end())
98 : {
99 493 : maViewObjectContactVector.erase(aFindResult);
100 : }
101 60791 : }
102 :
103 : // Process the whole displaying
104 0 : void ObjectContact::ProcessDisplay(DisplayInfo& /*rDisplayInfo*/)
105 : {
106 : // default does nothing
107 0 : }
108 :
109 : // test if visualizing of entered groups is switched on at all
110 2210 : bool ObjectContact::DoVisualizeEnteredGroup() const
111 : {
112 : // Don not do that as default
113 2210 : return false;
114 : }
115 :
116 : // get active group's (the entered group) ViewContact
117 0 : const ViewContact* ObjectContact::getActiveViewContact() const
118 : {
119 : // default has no active VC
120 0 : return 0;
121 : }
122 :
123 : // Invalidate given rectangle at the window/output which is represented by
124 : // this ObjectContact.
125 15603 : void ObjectContact::InvalidatePartOfView(const basegfx::B2DRange& /*rRange*/) const
126 : {
127 : // nothing to do here in the default version
128 15603 : }
129 :
130 : // Get info if given Rectangle is visible in this view
131 0 : bool ObjectContact::IsAreaVisible(const basegfx::B2DRange& /*rRange*/) const
132 : {
133 : // always visible in default version
134 0 : return true;
135 : }
136 :
137 : // Get info about the need to visualize GluePoints
138 2052 : bool ObjectContact::AreGluePointsVisible() const
139 : {
140 2052 : return false;
141 : }
142 :
143 : // method to create a EventHandler. Needs to give a result.
144 0 : sdr::event::TimerEventHandler* ObjectContact::CreateEventHandler()
145 : {
146 : // Create and return a new EventHandler
147 0 : return new sdr::event::TimerEventHandler();
148 : }
149 :
150 : // method to get the primitiveAnimator
151 :
152 : // method to get the EventHandler. It will
153 : // return a existing one or create a new one using CreateEventHandler().
154 0 : sdr::event::TimerEventHandler& ObjectContact::GetEventHandler() const
155 : {
156 0 : if(!HasEventHandler())
157 : {
158 0 : const_cast< ObjectContact* >(this)->mpEventHandler = const_cast< ObjectContact* >(this)->CreateEventHandler();
159 : DBG_ASSERT(mpEventHandler, "ObjectContact::GetEventHandler(): Got no EventHandler (!)");
160 : }
161 :
162 0 : return *mpEventHandler;
163 : }
164 :
165 : // delete the EventHandler
166 3754 : void ObjectContact::DeleteEventHandler()
167 : {
168 3754 : if(mpEventHandler)
169 : {
170 : // If there are still Events registered, something has went wrong
171 0 : delete mpEventHandler;
172 0 : mpEventHandler = 0L;
173 : }
174 3754 : }
175 :
176 : // test if there is an EventHandler without creating one on demand
177 45135 : bool ObjectContact::HasEventHandler() const
178 : {
179 45135 : return (0L != mpEventHandler);
180 : }
181 :
182 : // check if text animation is allowed. Default is sal_true.
183 2054 : bool ObjectContact::IsTextAnimationAllowed() const
184 : {
185 2054 : return true;
186 : }
187 :
188 : // check if graphic animation is allowed. Default is sal_true.
189 2054 : bool ObjectContact::IsGraphicAnimationAllowed() const
190 : {
191 2054 : return true;
192 : }
193 :
194 : // check if asynchronous graphics loading is allowed. Default is false.
195 0 : bool ObjectContact::IsAsynchronGraphicsLoadingAllowed() const
196 : {
197 0 : return false;
198 : }
199 :
200 90324 : void ObjectContact::SetViewObjectContactRedirector(ViewObjectContactRedirector* pNew)
201 : {
202 90324 : if(mpViewObjectContactRedirector != pNew)
203 : {
204 52712 : mpViewObjectContactRedirector = pNew;
205 : }
206 90324 : }
207 :
208 : // check if buffering of MasterPages is allowed. Default is false.
209 0 : bool ObjectContact::IsMasterPageBufferingAllowed() const
210 : {
211 0 : return false;
212 : }
213 :
214 : // print? Default is false
215 4428 : bool ObjectContact::isOutputToPrinter() const
216 : {
217 4428 : return false;
218 : }
219 :
220 : // window? Default is true
221 0 : bool ObjectContact::isOutputToWindow() const
222 : {
223 0 : return true;
224 : }
225 :
226 : // VirtualDevice? Default is false
227 0 : bool ObjectContact::isOutputToVirtualDevice() const
228 : {
229 0 : return false;
230 : }
231 :
232 : // recording MetaFile? Default is false
233 0 : bool ObjectContact::isOutputToRecordingMetaFile() const
234 : {
235 0 : return false;
236 : }
237 :
238 : // pdf export? Default is false
239 0 : bool ObjectContact::isOutputToPDFFile() const
240 : {
241 0 : return false;
242 : }
243 :
244 : // gray display mode
245 0 : bool ObjectContact::isDrawModeGray() const
246 : {
247 0 : return false;
248 : }
249 :
250 : // gray display mode
251 0 : bool ObjectContact::isDrawModeBlackWhite() const
252 : {
253 0 : return false;
254 : }
255 :
256 : // high contrast display mode
257 0 : bool ObjectContact::isDrawModeHighContrast() const
258 : {
259 0 : return false;
260 : }
261 :
262 : // access to SdrPageView. Default implementation returns NULL
263 2376 : SdrPageView* ObjectContact::TryToGetSdrPageView() const
264 : {
265 2376 : return 0;
266 : }
267 :
268 : // access to OutputDevice. Default implementation returns NULL
269 0 : OutputDevice* ObjectContact::TryToGetOutputDevice() const
270 : {
271 0 : return 0;
272 : }
273 :
274 0 : void ObjectContact::resetViewPort()
275 : {
276 0 : const drawinglayer::geometry::ViewInformation2D& rCurrentVI2D = getViewInformation2D();
277 :
278 0 : if(!rCurrentVI2D.getViewport().isEmpty())
279 : {
280 0 : const basegfx::B2DRange aEmptyRange;
281 :
282 : drawinglayer::geometry::ViewInformation2D aNewVI2D(
283 0 : rCurrentVI2D.getObjectTransformation(),
284 0 : rCurrentVI2D.getViewTransformation(),
285 : aEmptyRange,
286 0 : rCurrentVI2D.getVisualizedPage(),
287 : rCurrentVI2D.getViewTime(),
288 0 : rCurrentVI2D.getExtendedInformationSequence());
289 :
290 0 : updateViewInformation2D(aNewVI2D);
291 : }
292 0 : }
293 :
294 : } // end of namespace contact
295 651 : } // end of namespace sdr
296 :
297 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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